*
* You should have received a copy of the GNU General Public License along
* with the SPL. If not, see <http://www.gnu.org/licenses/>.
- *****************************************************************************
+ *
* Solaris Porting Layer (SPL) Vnode Implementation.
*/
vn_mode_to_vtype(mode_t mode)
{
if (S_ISREG(mode))
- return VREG;
+ return (VREG);
if (S_ISDIR(mode))
- return VDIR;
+ return (VDIR);
if (S_ISCHR(mode))
- return VCHR;
+ return (VCHR);
if (S_ISBLK(mode))
- return VBLK;
+ return (VBLK);
if (S_ISFIFO(mode))
- return VFIFO;
+ return (VFIFO);
if (S_ISLNK(mode))
- return VLNK;
+ return (VLNK);
if (S_ISSOCK(mode))
- return VSOCK;
+ return (VSOCK);
- return VNON;
+ return (VNON);
} /* vn_mode_to_vtype() */
EXPORT_SYMBOL(vn_mode_to_vtype);
vn_vtype_to_mode(vtype_t vtype)
{
if (vtype == VREG)
- return S_IFREG;
+ return (S_IFREG);
if (vtype == VDIR)
- return S_IFDIR;
+ return (S_IFDIR);
if (vtype == VCHR)
- return S_IFCHR;
+ return (S_IFCHR);
if (vtype == VBLK)
- return S_IFBLK;
+ return (S_IFBLK);
if (vtype == VFIFO)
- return S_IFIFO;
+ return (S_IFIFO);
if (vtype == VLNK)
- return S_IFLNK;
+ return (S_IFLNK);
if (vtype == VSOCK)
- return S_IFSOCK;
+ return (S_IFSOCK);
- return VNON;
+ return (VNON);
} /* vn_vtype_to_mode() */
EXPORT_SYMBOL(vn_vtype_to_mode);
if (!(flags & FCREAT) && (flags & FWRITE))
flags |= FEXCL;
- /* Note for filp_open() the two low bits must be remapped to mean:
+ /*
+ * Note for filp_open() the two low bits must be remapped to mean:
* 01 - read-only -> 00 read-only
* 10 - write-only -> 01 write-only
* 11 - read-write -> 10 read-write
fp = filp_open(path, flags, mode);
if (flags & FCREAT)
- (void)xchg(¤t->fs->umask, saved_umask);
+ (void) xchg(¤t->fs->umask, saved_umask);
if (IS_ERR(fp))
return (-PTR_ERR(fp));
int
vn_openat(const char *path, uio_seg_t seg, int flags, int mode,
- vnode_t **vpp, int x1, void *x2, vnode_t *vp, int fd)
+ vnode_t **vpp, int x1, void *x2, vnode_t *vp, int fd)
{
char *realpath;
int len, rc;
if (!realpath)
return (ENOMEM);
- (void)snprintf(realpath, len, "/%s", path);
+ (void) snprintf(realpath, len, "/%s", path);
rc = vn_open(realpath, seg, flags, mode, vpp, x1, x2);
kfree(realpath);
} /* vn_close() */
EXPORT_SYMBOL(vn_close);
-/* vn_seek() does not actually seek it only performs bounds checking on the
+/*
+ * vn_seek() does not actually seek it only performs bounds checking on the
* proposed seek. We perform minimal checking and allow vn_rdwr() to catch
- * anything more serious. */
+ * anything more serious.
+ */
int
vn_seek(vnode_t *vp, offset_t ooff, offset_t *noffp, void *ct)
{
if (rc)
return (-rc);
- vap->va_type = vn_mode_to_vtype(stat.mode);
- vap->va_mode = stat.mode;
- vap->va_uid = KUID_TO_SUID(stat.uid);
- vap->va_gid = KGID_TO_SGID(stat.gid);
- vap->va_fsid = 0;
- vap->va_nodeid = stat.ino;
- vap->va_nlink = stat.nlink;
- vap->va_size = stat.size;
- vap->va_blksize = stat.blksize;
- vap->va_atime = stat.atime;
- vap->va_mtime = stat.mtime;
- vap->va_ctime = stat.ctime;
- vap->va_rdev = stat.rdev;
- vap->va_nblocks = stat.blocks;
+ vap->va_type = vn_mode_to_vtype(stat.mode);
+ vap->va_mode = stat.mode;
+ vap->va_uid = KUID_TO_SUID(stat.uid);
+ vap->va_gid = KGID_TO_SGID(stat.gid);
+ vap->va_fsid = 0;
+ vap->va_nodeid = stat.ino;
+ vap->va_nlink = stat.nlink;
+ vap->va_size = stat.size;
+ vap->va_blksize = stat.blksize;
+ vap->va_atime = stat.atime;
+ vap->va_mtime = stat.mtime;
+ vap->va_ctime = stat.ctime;
+ vap->va_rdev = stat.rdev;
+ vap->va_nblocks = stat.blocks;
return (0);
}
EXPORT_SYMBOL(vn_getattr);
-int vn_fsync(vnode_t *vp, int flags, void *x3, void *x4)
+int
+vn_fsync(vnode_t *vp, int flags, void *x3, void *x4)
{
int datasync = 0;
int error;
static file_t *
file_find(int fd, struct task_struct *task)
{
- file_t *fp;
+ file_t *fp;
- list_for_each_entry(fp, &vn_file_list, f_list) {
+ list_for_each_entry(fp, &vn_file_list, f_list) {
if (fd == fp->f_fd && fp->f_task == task) {
ASSERT(atomic_read(&fp->f_ref) != 0);
- return fp;
+ return (fp);
}
}
- return NULL;
+ return (NULL);
} /* file_find() */
file_t *
vn_getf(int fd)
{
- struct kstat stat;
+ struct kstat stat;
struct file *lfp;
file_t *fp;
vnode_t *vp;
goto out_fget;
#if defined(HAVE_4ARGS_VFS_GETATTR)
- rc = vfs_getattr(&lfp->f_path, &stat, STATX_TYPE, AT_STATX_SYNC_AS_STAT);
+ rc = vfs_getattr(&lfp->f_path, &stat, STATX_TYPE,
+ AT_STATX_SYNC_AS_STAT);
#elif defined(HAVE_2ARGS_VFS_GETATTR)
rc = vfs_getattr(&lfp->f_path, &stat);
#else
rc = vfs_getattr(lfp->f_path.mnt, lfp->f_dentry, &stat);
#endif
- if (rc)
+ if (rc)
goto out_vnode;
mutex_enter(&vp->v_lock);
mutex_exit(&fp->f_lock);
kmem_cache_free(vn_file_cache, fp);
out:
- return (NULL);
+ return (NULL);
} /* getf() */
EXPORT_SYMBOL(getf);
return;
}
- list_del(&fp->f_list);
+ list_del(&fp->f_list);
releasef_locked(fp);
}
spin_unlock(&vn_file_lock);
-
- return;
} /* releasef() */
EXPORT_SYMBOL(areleasef);
int
vn_set_pwd(const char *filename)
{
- struct path path;
- mm_segment_t saved_fs;
- int rc;
-
- /*
- * user_path_dir() and __user_walk() both expect 'filename' to be
- * a user space address so we must briefly increase the data segment
- * size to ensure strncpy_from_user() does not fail with -EFAULT.
- */
- saved_fs = get_fs();
- set_fs(get_ds());
-
- rc = user_path_dir(filename, &path);
- if (rc)
+ struct path path;
+ mm_segment_t saved_fs;
+ int rc;
+
+ /*
+ * user_path_dir() and __user_walk() both expect 'filename' to be
+ * a user space address so we must briefly increase the data segment
+ * size to ensure strncpy_from_user() does not fail with -EFAULT.
+ */
+ saved_fs = get_fs();
+ set_fs(get_ds());
+
+ rc = user_path_dir(filename, &path);
+ if (rc)
goto out;
- rc = inode_permission(path.dentry->d_inode, MAY_EXEC | MAY_ACCESS);
- if (rc)
+ rc = inode_permission(path.dentry->d_inode, MAY_EXEC | MAY_ACCESS);
+ if (rc)
goto dput_and_out;
- vn_set_fs_pwd(current->fs, &path);
+ vn_set_fs_pwd(current->fs, &path);
dput_and_out:
- path_put(&path);
+ path_put(&path);
out:
set_fs(saved_fs);
- return (-rc);
+ return (-rc);
} /* vn_set_pwd() */
EXPORT_SYMBOL(vn_set_pwd);
file_t *fp = buf;
atomic_set(&fp->f_ref, 0);
- mutex_init(&fp->f_lock, NULL, MUTEX_DEFAULT, NULL);
+ mutex_init(&fp->f_lock, NULL, MUTEX_DEFAULT, NULL);
INIT_LIST_HEAD(&fp->f_list);
- return (0);
+ return (0);
} /* file_cache_constructor() */
static void
spl_vn_init(void)
{
vn_cache = kmem_cache_create("spl_vn_cache",
- sizeof(struct vnode), 64,
- vn_cache_constructor,
- vn_cache_destructor,
- NULL, NULL, NULL, 0);
+ sizeof (struct vnode), 64, vn_cache_constructor,
+ vn_cache_destructor, NULL, NULL, NULL, 0);
vn_file_cache = kmem_cache_create("spl_vn_file_cache",
- sizeof(file_t), 64,
- vn_file_cache_constructor,
- vn_file_cache_destructor,
- NULL, NULL, NULL, 0);
+ sizeof (file_t), 64, vn_file_cache_constructor,
+ vn_file_cache_destructor, NULL, NULL, NULL, 0);
+
return (0);
} /* vn_init() */
void
spl_vn_fini(void)
{
- file_t *fp, *next_fp;
+ file_t *fp, *next_fp;
int leaked = 0;
spin_lock(&vn_file_lock);
- list_for_each_entry_safe(fp, next_fp, &vn_file_list, f_list) {
- list_del(&fp->f_list);
+ list_for_each_entry_safe(fp, next_fp, &vn_file_list, f_list) {
+ list_del(&fp->f_list);
releasef_locked(fp);
leaked++;
}
kmem_cache_destroy(vn_file_cache);
kmem_cache_destroy(vn_cache);
-
- return;
} /* vn_fini() */
projects / mirror_spl.git / blobdiff